Assignee
No assignee recorded.
Inventors
- Ping Ning (20 patents)
- Bo Li (26 patents)
- Chuan Wang (18 patents)
- Kai Li (45 patents)
- Xin Song (14 patents)
- Unknown
- Lijuan Jia (3 patents)
- Xia Wang (16 patents)
- Unknown
- Unknown
US Patent 11230472 · Granted Jan 25, 2022
No assignee recorded.